public void ExecuteRecipe(Plot plt)
{
// let's plot 24 hours of data
int pointCount = 24;
// generate some random values
var rand = new Random(0);
double[] values = DataGen.Random(rand, pointCount, 1, 2);
// space every time point by 1 hour from a starting point
DateTime start = new DateTime(2021, 09, 24, 0, 0, 0);
double[] positions = new double[pointCount];
for (int i = 0; i < pointCount; i++)
{
positions[i] = start.AddHours(i).ToOADate();
}
// display the bar plot using a time axis
var bar = plt.AddBar(values, positions);
plt.XAxis.DateTimeFormat(true);
// indicate each bar width should be 1/24 of a day then shrink sligtly to add spacing between bars
bar.BarWidth = (1.0 / 24) * .8;
// adjust axis limits so there is no padding below the bar graph
plt.SetAxisLimits(yMin: 0);
}
public void Test_scatter_benchmark()
{
int[] pointCounts = { 1000, 100, 10 };
const int REPS = 10;
Random rand = new(0);
for (int i = 0; i < pointCounts.Length; i++)
{
int pointCount = pointCounts[i];
var plt = new ScottPlot.Plot();
double[] xs = DataGen.Random(rand, pointCount);
double[] ys = DataGen.RandomWalk(rand, pointCount);
plt.AddScatter(xs, ys);
plt.Render(lowQuality: true);
for (int j = 0; j < REPS; j++)
{
plt.Render(lowQuality: true);
}
double[] renderTimes = plt.BenchmarkTimes();
Assert.AreEqual(REPS + 1, renderTimes.Length);
double meanTime = renderTimes.Sum() / renderTimes.Length;
Console.WriteLine($"Rendered {pointCount} points in {meanTime:N2} ms (n={renderTimes.Length})");
}
}
public void Test_Scatter_Offset()
{
Random rand = new(0);
double[] xs = DataGen.Random(rand, 20);
double[] ys = DataGen.Random(rand, 20);
var plt = new ScottPlot.Plot(400, 300);
var scatter = plt.AddScatter(xs, ys);
scatter.XError = DataGen.Random(rand, 20, .1);
scatter.YError = DataGen.Random(rand, 20, .1);
plt.AxisAuto();
var limits1 = plt.GetAxisLimits();
//TestTools.SaveFig(plt, "beforeOffset");
Assert.Less(limits1.XMax, 10);
Assert.Less(limits1.YMax, 20);
scatter.OffsetX = 10;
scatter.OffsetY = 20;
plt.AxisAuto();
var limits2 = plt.GetAxisLimits();
//TestTools.SaveFig(plt, "afterOffset");
Assert.Greater(limits2.XMax, 10);
Assert.Greater(limits2.YMax, 20);
}
public void ExecuteRecipe(Plot plt)
{
Random rand = new Random(0);
double[] xs = DataGen.Random(rand, 50);
double[] ys = DataGen.Random(rand, 50);
var scatter = plt.AddScatterPoints(xs, ys, Color.Blue, 10);
var vlines = new ScottPlot.Plottable.VLineVector();
vlines.Xs = new double[] { xs[1], xs[12], xs[35] };
vlines.Color = Color.Red;
vlines.PositionLabel = true;
vlines.PositionLabelBackground = vlines.Color;
var hlines = new ScottPlot.Plottable.HLineVector();
hlines.Ys = new double[] { ys[1], ys[12], ys[35] };
hlines.Color = Color.DarkCyan;
hlines.PositionLabel = true;
hlines.PositionLabelBackground = hlines.Color;
hlines.DragEnabled = true;
plt.Add(scatter);
plt.Add(vlines);
plt.Add(hlines);
}
public void ExecuteRecipe(Plot plt)
{
double[] largeXs = DataGen.Consecutive(100, spacing: 1e6);
double[] largeYs = DataGen.Random(null, 100, multiplier: 1e6);
plt.AddScatter(largeXs, largeYs);
plt.XAxis.TickLabelNotation(offset: true);
}
public void Render(Plot plt)
{
Random rand = new Random(0);
int pointCount = 100;
double[] largeXs = DataGen.Consecutive(pointCount, offset: 1e6);
double[] largeYs = DataGen.Random(rand, pointCount, offset: 1e6);
plt.PlotScatter(largeXs, largeYs);
}
private static List <PlotData> GenerateGroupData(string group)
{
return(DataGen.Random(new Random(), 30)
.Select(value => new PlotData
{
Group = group,
Value = value,
Time = DateTime.Now.AddDays(-value),
}).ToList());
}
public void ExecuteRecipe(Plot plt)
{
Random rand = new Random(0);
int pointCount = 50;
double[] xs = DataGen.Consecutive(pointCount);
double[] ys = DataGen.NoisyBellCurve(rand, pointCount);
double[] yErr = DataGen.Random(rand, pointCount, multiplier: .2, offset: .05);
plt.AddErrorBars(xs, ys, null, yErr, markerSize: 5);
}
public void Render(Plot plt)
{
Random rand = new Random(0);
int pointCount = 100;
double[] largeXs = DataGen.Consecutive(pointCount, spacing: 1e6);
double[] largeYs = DataGen.Random(rand, pointCount, multiplier: 1e6);
plt.PlotScatter(largeXs, largeYs);
plt.Ticks(useMultiplierNotation: false);
}
public void ExecuteRecipe(Plot plt)
{
int pointCount = 20;
Random rand = new Random(0);
double[] xs = DataGen.Consecutive(pointCount);
double[] ys = DataGen.RandomWalk(rand, pointCount, 2.0);
double[] yErr = DataGen.Random(rand, pointCount, 1.0, 1.0);
plt.AddScatter(xs, ys, Color.Blue);
plt.AddFillError(xs, ys, yErr, Color.FromArgb(50, Color.Blue));
}
public DebounceView()
{
InitializeComponent();
PlotEventPasserThing.ChartDataUpdated += UpdateChart;
SignalView.Configuration.LockVerticalAxis = true;
SignalView.Configuration.Quality = ScottPlot.Control.QualityMode.High;
SignalView.Plot.Frame(false);
SignalView.Plot.SetViewLimits(0, 5000);
SignalView.Plot.Layout(padding: 0);
double[] xs = DataGen.Range(0, 5000, 1);
// left button (raw) line
double[] leftButtonData = DataGen.Random(new Random(), pointCount: 5000, multiplier: 0, offset: 1.25);
var leftSignalPlot = SignalView.Plot.AddSignal(leftButtonData);
leftSignalPlot.MarkerSize = 4;
leftSignalPlot.Color = System.Drawing.Color.FromArgb(140, 103, 58, 183);
// left button (debounced)
var leftDebouncedSignalPlot = SignalView.Plot.AddSignal(leftButtonData);
leftDebouncedSignalPlot.MarkerSize = 4;
leftDebouncedSignalPlot.LineWidth = 3;
leftDebouncedSignalPlot.Color = System.Drawing.Color.FromArgb(103, 58, 183);
// right button (raw) line
double[] rightButtonData = DataGen.Random(new Random(), pointCount: 5000, multiplier: 0, offset: 0);
var rightSignalPlot = SignalView.Plot.AddSignal(rightButtonData);
rightSignalPlot.MarkerSize = 4;
rightSignalPlot.Color = System.Drawing.Color.FromArgb(140, 255, 109, 0);
// right button (debounced)
var rightDebouncedSignalPlot = SignalView.Plot.AddSignal(rightButtonData);
rightDebouncedSignalPlot.MarkerSize = 4;
rightDebouncedSignalPlot.LineWidth = 3;
rightDebouncedSignalPlot.Color = System.Drawing.Color.FromArgb(255, 109, 0);
// X Axis
SignalView.Plot.XAxis.MinimumTickSpacing(1);
SignalView.Plot.XAxis.Label("Milliseconds");
// Y Axis
SignalView.Plot.YAxis.Grid(false);
double[] ys = new double[] { 0, 1, 1.25, 2.25 };
string[] ylabels = new string[] { "released", "pressed", "released", "pressed" };
SignalView.Plot.YTicks(ys, ylabels);
SignalView.Plot.SetAxisLimitsY(-0.1, 2.25 + 0.1);
}
public System.Drawing.Bitmap Render(int width, int height)
{
Random rand = new Random(0);
var mp = new MultiPlot(width: width, height: height, rows: 2, cols: 2);
mp.GetSubplot(0, 0).PlotSignal(DataGen.Sin(50));
mp.GetSubplot(0, 1).PlotSignal(DataGen.Cos(50));
mp.GetSubplot(1, 0).PlotSignal(DataGen.Random(rand, 50));
mp.GetSubplot(1, 1).PlotSignal(DataGen.RandomWalk(rand, 50));
return(mp.GetBitmap());
}
public void ExecuteRecipe(Plot plt)
{
Random rand = new Random(0);
int pointCount = 500;
double[] xs = DataGen.Consecutive(pointCount);
double[] ys = DataGen.Random(rand, pointCount);
double tenthPercentile = Statistics.Common.Percentile(ys, 10);
plt.Title("10th Percentile");
plt.AddScatter(xs, ys, lineWidth: 0, markerShape: MarkerShape.openCircle);
plt.AddHorizontalLine(tenthPercentile, width: 3, style: LineStyle.Dash);
}
private ScottPlot.Plot GetDemoPlot()
{
Random rand = new Random(0);
var plt = new ScottPlot.Plot();
plt.AddScatter(DataGen.Random(rand, 100, 20), DataGen.Random(rand, 100, 5, 3), label: "scatter1");
plt.AddSignal(DataGen.RandomWalk(rand, 100), label: "signal1");
plt.AddScatter(DataGen.Random(rand, 100), ScottPlot.DataGen.Random(rand, 100), label: "scatter2");
plt.AddSignal(DataGen.RandomWalk(rand, 100), label: "signal2");
plt.AddVerticalLine(43, width: 4, label: "vline");
plt.AddHorizontalLine(1.23, width: 4, label: "hline");
plt.AddText("ScottPlot", 50, 0.25);
plt.Legend();
return(plt);
}
public void ExecuteRecipe(Plot plt)
{
Random rand = new Random(0);
const int n = 500;
double[] ys = DataGen.Random(rand, n);
double tenth_percentile = ScottPlot.Statistics.Common.Percentile(ys, 10); // Note that the 10th percentile is different from 10% lows, which is the average of the bottom 10%
plt.AddSignal(ys, label: "Random Data");
plt.AddHorizontalLine(tenth_percentile, label: "10th Percentile");
plt.Legend();
}
public void ExecuteRecipe(Plot plt)
{
Random rand = new Random(0);
int pointCount = 500;
double[] xs = DataGen.Consecutive(pointCount);
double[] ys = DataGen.Random(rand, pointCount);
// A septile is a 7-quantile
double secondSeptile = Statistics.Common.Quantile(ys, 2, 7);
plt.Title("Second Septile");
plt.AddScatter(xs, ys, lineWidth: 0, markerShape: MarkerShape.openCircle);
plt.AddHorizontalLine(secondSeptile, width: 3, style: LineStyle.Dash);
}
public void ExecuteRecipe(Plot plt)
{
// create random data and display it with a scatter plot
double[] xs = DataGen.Consecutive(50);
double[] ys = DataGen.Random(new Random(0), 50);
plt.AddScatter(xs, ys, label: "data");
// place the marker at the first data point
var marker = plt.AddMarkerDraggable(xs[0], ys[0], MarkerShape.filledDiamond, 15, Color.Magenta);
// constrain snapping to the array of data points
marker.DragSnap = new ScottPlot.SnapLogic.Nearest2D(xs, ys);
plt.Legend();
}
public void ExecuteRecipe(Plot plt)
{
Random rand = new Random(0);
const int n = 500;
double[] ys = DataGen.Random(rand, n);
double second_septile = ScottPlot.Statistics.Common.Quantile(ys, 2, 7); // A septile is a 7-quantile
plt.AddSignal(ys, label: "Random Data");
plt.AddHorizontalLine(second_septile, label: "2nd Septile");
plt.Legend();
}
public void ExecuteRecipe(Plot plt)
{
Random rand = new Random(0);
int pointCount = 500;
double[] xs = DataGen.Consecutive(pointCount);
double[] ys = DataGen.Random(rand, pointCount);
int n = 200;
double nthValue = Statistics.Common.NthOrderStatistic(ys, n);
plt.Title($"{n}th Smallest Value (of {pointCount})");
plt.AddScatter(xs, ys, lineWidth: 0, markerShape: MarkerShape.openCircle);
plt.AddHorizontalLine(nthValue, width: 3, style: LineStyle.Dash);
}
public void Test_Population_CurveSideways()
{
Random rand = new Random(0);
var ages = new ScottPlot.Statistics.Population(rand, 44, 78, 2);
double[] curveXs = DataGen.Range(ages.minus3stDev, ages.plus3stDev, .1);
double[] curveYs = ages.GetDistribution(curveXs);
var plt = new ScottPlot.Plot(400, 300);
plt.PlotScatter(DataGen.Random(rand, ages.values.Length), ages.values,
markerSize: 10, markerShape: MarkerShape.openCircle, lineWidth: 0);
plt.PlotScatter(curveYs, curveXs, markerSize: 0);
plt.Grid(lineStyle: LineStyle.Dot);
TestTools.SaveFig(plt);
}
public void ExecuteRecipe(Plot plt)
{
Random rand = new Random(0);
const int n = 500;
double[] ys = DataGen.Random(rand, n);
int k = 200;
double y = ScottPlot.Statistics.Common.NthOrderStatistic(ys, k);
plt.AddSignal(ys, label: "Random Data");
plt.AddHorizontalLine(y, label: $"{k}th Order Statistic");
plt.Legend();
}
public ShowValueOnHover()
{
InitializeComponent();
// create a scatter plot from some random data and save it
Random rand = new Random(0);
int pointCount = 20;
double[] xs = DataGen.Random(rand, pointCount);
double[] ys = DataGen.Random(rand, pointCount, multiplier: 1_000);
MyScatterPlot = wpfPlot1.Plot.AddScatterPoints(xs, ys);
// Add a red circle we can move around later as a highlighted point indicator
HighlightedPoint = wpfPlot1.Plot.AddPoint(0, 0);
HighlightedPoint.Color = System.Drawing.Color.Red;
HighlightedPoint.MarkerSize = 10;
HighlightedPoint.MarkerShape = ScottPlot.MarkerShape.openCircle;
HighlightedPoint.IsVisible = false;
}
public System.Drawing.Bitmap Render(int width, int height)
{
Random rand = new Random(0);
var mp = new MultiPlot(width: width, height: height, rows: 2, cols: 2);
mp.GetSubplot(0, 0).PlotSignal(DataGen.Sin(50));
mp.GetSubplot(0, 1).PlotSignal(DataGen.Cos(50));
mp.GetSubplot(1, 0).PlotSignal(DataGen.Random(rand, 50));
mp.GetSubplot(1, 1).PlotSignal(DataGen.RandomWalk(rand, 50));
// adjust the bottom left plot to match the bottom right plot
var plotToAdjust = mp.GetSubplot(1, 0);
var plotReference = mp.GetSubplot(1, 1);
plotToAdjust.SetAxisLimits(plotReference.GetAxisLimits());
plotToAdjust.MatchLayout(plotReference);
return(mp.GetBitmap());
}
public void ExecuteRecipe(Plot plt)
{
Random rand = new(0);
int pointCount = 30;
double[] xs = DataGen.Consecutive(pointCount);
double[] ys = DataGen.Random(rand, pointCount, 10);
string[] labels = ys.Select(x => x.ToString("N2")).ToArray();
var labelFont = new Drawing.Font
{
Bold = true,
Color = Color.Black,
Alignment = Alignment.MiddleCenter
};
var myBubblePlot = plt.AddBubblePlot();
for (int i = 0; i < xs.Length; i++)
{
// give each bubble a random size and make smaller ones bluer
double randomValue = rand.NextDouble();
double bubbleSize = randomValue * 30 + 10;
Color bubbleColor = Drawing.Colormap.Jet.GetColor(randomValue, .5);
myBubblePlot.Add(
x: xs[i],
y: ys[i],
radius: bubbleSize,
fillColor: bubbleColor,
edgeColor: Color.Transparent,
edgeWidth: 1
);
plt.AddText(labels[i], xs[i], ys[i], labelFont);
}
plt.Title("Bubble Plot with Labels");
plt.AxisAuto(.2, .25); // zoom out to accommodate large bubbles
}
private void PlotRandomData(object sender, RoutedEventArgs e)
{
wpfPlot1.Reset();
int pointCount = 5;
Random rand = new Random();
double[] dataX = DataGen.Consecutive(pointCount);
double[] dataY = DataGen.Random(rand, pointCount);
string[] labels = { "One", "Two", "Three", "Four", "Five" };
wpfPlot1.Plot.AddScatter(dataX, dataY, label: "series 1");
wpfPlot1.Plot.Title("Plot Title");
wpfPlot1.Plot.XLabel("Horizontal Axis");
wpfPlot1.Plot.YLabel("Vertical Axis");
wpfPlot1.Plot.XTicks(dataX, labels);
wpfPlot1.Plot.XAxis.TickLabelStyle(rotation: 90);
wpfPlot1.Plot.AxisAuto();
wpfPlot1.Plot.Layout(left: 20, top: 50, bottom: 100, right: 20);
wpfPlot1.Render();
}
public void Test_scatter_10kPoints()
{
double[] pointCounts = { 10, 100, 1000, 10000 };
const int REPS = 10;
double[] speeds = new double[pointCounts.Length];
for (int i = 0; i < pointCounts.Length; i++)
{
int pointCount = (int)pointCounts[i];
var plt = new ScottPlot.Plot();
Random rand = new Random(0);
double[] xs = DataGen.Random(rand, pointCount);
double[] ys = DataGen.RandomWalk(rand, pointCount);
plt.AddScatter(xs, ys);
plt.Render(lowQuality: true);
List <double> times = new List <double>();
for (int j = 0; j < REPS; j++)
{
plt.Render(lowQuality: true);
times.Add(plt.GetSettings(false).BenchmarkMessage.MSec);
}
var stats = new ScottPlot.Statistics.Population(times.ToArray());
speeds[i] = stats.mean;
Console.WriteLine($"Rendered {pointCount} points in {stats.mean} ms");
}
var plt2 = new ScottPlot.Plot(400, 300);
plt2.Title("Scatter Plot Benchmark");
plt2.YLabel("Time (ms)");
plt2.XLabel("Number of Points");
plt2.AddScatter(pointCounts, speeds);
TestTools.SaveFig(plt2);
}
public ShowValueOnHover()
{
this.InitializeComponent();
#if DEBUG
this.AttachDevTools();
#endif
avaPlot1 = this.Find <AvaPlot>("avaPlot1");
// create a scatter plot from some random data and save it
Random rand = new Random(0);
int pointCount = 20;
double[] xs = DataGen.Random(rand, pointCount);
double[] ys = DataGen.Random(rand, pointCount, multiplier: 1_000);
MyScatterPlot = avaPlot1.Plot.AddScatterPoints(xs, ys);
// Add a red circle we can move around later as a highlighted point indicator
HighlightedPoint = avaPlot1.Plot.AddPoint(0, 0);
HighlightedPoint.Color = System.Drawing.Color.Red;
HighlightedPoint.MarkerSize = 10;
HighlightedPoint.MarkerShape = ScottPlot.MarkerShape.openCircle;
HighlightedPoint.IsVisible = false;
avaPlot1.PointerMoved += MouseMove;
}
private void PlotRandomData(object sender, RoutedEventArgs e)
{
avaPlot1.Reset();
int pointCount = 5;
Random rand = new Random();
double[] dataX = DataGen.Consecutive(pointCount);
double[] dataY = DataGen.Random(rand, pointCount);
string[] labels = { "One", "Two", "Three", "Four", "Five" };
avaPlot1.plt.PlotScatter(dataX, dataY, label: "series 1");
avaPlot1.plt.Title("Plot Title");
avaPlot1.plt.XLabel("Horizontal Axis");
avaPlot1.plt.YLabel("Vertical Axis");
avaPlot1.plt.XTicks(dataX, labels);
avaPlot1.plt.Ticks(xTickRotation: 90);
avaPlot1.plt.AxisAuto();
avaPlot1.plt.Layout(yLabelWidth: 20, titleHeight: 50, xLabelHeight: 50, y2LabelWidth: 20, xScaleHeight: 50);
avaPlot1.Configure(recalculateLayoutOnMouseUp: false);
avaPlot1.Render();
}
public void ExecuteRecipe(Plot plt)
{
// create random data and display it with a scatter plot
double[] xs = DataGen.Consecutive(50);
double[] ys = DataGen.Random(new Random(0), 50);
plt.AddScatter(xs, ys, label: "data");
// add a draggable marker that "snaps" to data values in that scatter plot
var dmpv = new ScottPlot.Plottable.DraggableMarkerPlotInVector()
{
Xs = xs,
Ys = ys,
DragEnabled = true,
IsVisible = true,
MarkerSize = 15,
MarkerShape = MarkerShape.filledDiamond,
MarkerColor = Color.Magenta,
Label = "marker",
};
plt.Add(dmpv);
plt.Legend();
}
public void Render(Plot plt)
{
Random rand = new Random(0);
plt.PlotErrorBars(
xs: DataGen.Random(rand, 10, 10),
ys: DataGen.Random(rand, 10, 10),
xPositiveError: DataGen.Random(rand, 10),
xNegativeError: DataGen.Random(rand, 10),
yPositiveError: DataGen.Random(rand, 10),
yNegativeError: DataGen.Random(rand, 10),
label: "error bars"
);
var func = new Func <double, double?>((x) => Math.Sin(x) * Math.Sin(10 * x) + 3);
plt.PlotFunction(func, label: "function", lineWidth: 2);
var func2 = new Func <double, double?>((x) => Math.Sin(x) * Math.Sin(10 * x) + 5);
plt.PlotFunction(func2, label: null); // null labels will not appear in legend
plt.PlotHLine(7.75, label: "horizontal line", lineStyle: LineStyle.Dot);
plt.PlotVLine(7.75, label: "vertical line", lineStyle: LineStyle.Dash);
plt.PlotHSpan(1.5, 2.5, label: "horizontal span");
plt.PlotVSpan(1.5, 2.5, label: "vertical span");
plt.PlotOHLC(new OHLC[] {
new OHLC(5, 6, 4, 5.5, 1),
new OHLC(6, 7.5, 3.5, 4.75, 1.5),
new OHLC(5.5, 6, 3, 4.5, 2)
});
plt.PlotCandlestick(new OHLC[] {
new OHLC(5, 6, 4, 5.5, 3),
new OHLC(6, 7.5, 3.5, 4.75, 3.5),
new OHLC(5.5, 6, 3, 4.5, 4)
});
plt.PlotScatter(
xs: new double[] { 5, 5.5, 6, 7, 7, 6 },
ys: new double[] { 7, 8, 7, 9, 7, 8 },
lineStyle: LineStyle.Dash,
lineWidth: 2,
markerShape: MarkerShape.openCircle,
markerSize: 10,
label: "Scatter Plot"
);
plt.PlotSignal(
ys: DataGen.RandomNormal(rand, 10),
sampleRate: 5,
xOffset: 3,
yOffset: 8,
label: "Signal Plot"
);
plt.PlotText("ScottPlot", 6, 6, rotation: 25, fontSize: 14, bold: true);
plt.PlotPoint(1, 9, label: "point");
plt.PlotArrow(8, 8, 8.5, 8.5, label: "arrow");
plt.SetAxisLimits(0, 13, -1, 11);
plt.Legend();
plt.Grid(false);
}
